John Deere 444 Manual
Posted : admin On 05.01.2020Service Engine OMM144042 Issue D0 Lawn and Garden Tractors 425 and 445 Serial No. (070001 -) Copyright© Deere & Company Service Engine Engine Warranty Maintenance Statement Maintenance, repair, or replacement of the emission control devices and systems on this engine, which are being done at the customers expense, may be performed by any nonroad engine repair establishment or individual. Warranty repairs must be performed by an authorized John Deere dealer. Adjusting Carburetor NOTE: Carburetor is calibrated by the engine manufacturer and should not require any adjustments. If engine is operated at altitudes above 1829 m (6,000 ft), some carburetors may require a special high altitude main jet. See your John Deere dealer.
Possible engine surging will occur at high rpm with no load (with transmission in 'N' neutral and PTO switch in the OFF position. This is a normal condition due to the emission control system. If engine is hard to start or runs rough, check the troubleshooting section of this manual. After performing the checks in the troubleshooting section and your engine is still not performing correctly, contact your John Deere dealer. Avoid Fumes c CAUTION: Avoid injury! Engine exhaust fumes can cause sickness or death: If it is necessary to run an engine in an enclosed area, use an exhaust pipe extension to remove the fumes. Always try to work in a well ventilated area.
TS1412 Use oil viscosity based on the expected air temperature range during the period between oil changes. Route oil drain hose (C) to allow draining into oil pan. Open drain valve (B) by turning it toward you.
NOTE: Be sure oil drain pan is under filter also. Drain oil in pan. While oil is draining, change oil filter (A). Remove filter using a filter wrench. Turn filter counterclockwise.
Apply a film of clean engine oil on seal of new filter. Install filter.
Turn filter until seal contacts mounting surface. Then turn filter BY HAND 1/2 turn more. Close drain valve. Return oil drain hose to inside of frame. Install right-hand side panel.
Push in button (F) to reset air restriction indicator if so equipped. NOTE: Photo taken of machine equipped with an OPTIONAL Air Restriction Indicator.
Start engine and check indicator. Yellow plunger should be at or below the 178 mm (7 in.) mark.
Recommended Engine Coolant The following John Deere coolant is preferred: COOL-GARD PRE-DILUTED SUMMER COOLANT (TY16036). COOL-GARD CONCENTRATED SUMMER COOLANT (TY16034) If neither of the above coolants is available, use an ethylene glycol base coolant that meets the following specification: ASTM D4985 (JDM H24A2) Check container label before using to be sure it has the appropriate specifications for your machine. Use coolant with conditioner or add conditioner to coolant before using.
If using concentrate, mix approximately 50 percent antifreeze with 50 percent distilled or deionized water before adding to cooling system. This mixture will provide freeze protection to -37 degrees C (-34 degrees F). Certain geographical areas may require lower temperature protection. See the label on your antifreeze container or consult your John Deere dealer to obtain the latest information and recommendations. Engine Coolant Drain Interval When using PRE-DILUTED DIESEL ENGINE ANTI-FREEZE/SUMMER COOLANT (TY16034) coolants, drain and flush the cooling system and refill with fresh coolant mixture every 60 months or 5,000 hours of operation, whichever comes first. Honda civic 2004 specs.
If above John Deere service coolants are not being used: drain, flush, and refill the cooling system with a fresh coolant mixture every 24 months or 600 hours of operation, whichever comes first. Engine Coolant Drain Interval When using John Deere Pre-Diluted (TY16036) Automobile and Light Duty Engine Service coolants, drain and flush the cooling system and refill with fresh coolant mixture every 36 months or 3,000 hours of operation, whichever comes first. When using John Deere Concentrate (TY16034) Automobile and Light Duty Engine Service coolants, drain and flush the cooling system and refill with fresh coolant mixture every 24 months or 2,000 hours of operation, whichever comes first. If above John Deere Automobile and Light Duty Engine Service coolants are not being used; drain, flush, and refill the cooling system according to instructions found on product container or in equipment Operator's Manual or Technical Manual. Checking Coolant Level. M71494 Picture Note: Side panel removed for photo.
If coolant is low, remove coolant recovery tank cap (D). Add 50 percent ethylene glycol (without stop-leak additive) antifreeze and 50 percent water to the bring coolant up to the proper level. Install and tighten coolant recovery tank cap.
Clean debris from side panel air intake screens and radiator screen. Check condition of hoses.
Check for leaks or loose connections. Servicing Cooling System c CAUTION: Avoid injury! Explosive release of fluids from pressurized cooling system can cause serious burns: Shut off engine. Only remove filler cap when radiator is cool enough to touch with bare hands. Slowly loosen cap to first stop to relieve pressure before removing completely. Draining Cooling System 1. Let engine cool.
IMPORTANT: Avoid damage! To prevent engine damage, DO NOT use antifreeze concentrate greater than 50% in the cooling system. DO NOT use antifreeze with stop-leak additive or mix or add any other additives to the cooling system. Cooling system capacity is 2.8 L (3.0 qt). When operating engine in extremely cold temperatures, see your John Deere dealer. Check condition of coolant system hoses.
John Deere 444 Loader Parts Manual
Install new hoses, if necessary. Mix approximately 50% antifreeze with 50% distilled or deionized water. Add mixture to radiator. Install and tighten radiator cap.
Run engine until needle on temperature gauge reaches the green range. Squeeze hose clamps (A) to disconnect fuel hoses from fuel filter (B).
NOTE: Install filter so arrow is pointing in the direction of fuel flow. Connect hoses to new filter. Relieving Fuel System Pressure (445) c CAUTION: Avoid injury!
Release of fluids from pressurized fuel system can cause serious injuries. Relieve fuel system pressure and be sure engine and muffler are cool before servicing. Do not smoke or service system near an open flame or sparks. Partially open fuel tank cap to relieve the pressure in the fuel tank. Tighten fuel tank cap. Remove right-hand side panel. M71506 Picture Note: Platform removed for photo.
Remove two bolts (D) to remove filter from frame. NOTE: Filter retention clips come with the new filter. Place the new clips on the filter in the same position as the old clips.
Install filter so arrow is pointing in fuel flow direction which is forward. Install new filter: Install hoses on new filter. Install filter on frame. Servicing Fan Belt STOP engine and remove key. Raise hood and remove side panels. Inspect Belt - Check belt for wear and cracking, replace if necessary.
Check Belt Tension - Press lightly on belt between driveshaft sheave and fan pulley. Belt should deflect approximately 13 mm (1/2 in.). Replace Belt or Adjust Belt Tension. Remove three bolts (B) to disconnect drive shaft (C). Remove three bolts (D) to remove outer sheave (E). Remove belt (F) if it is to be replaced.
John Deere 444 Manuals Lawn Tractor
NOTE: To allow sheaves to fit closer together and increase belt tension, remove shim (G). Save shim for future use. Remove shim (G) if belt is to be tightened. Leave shim in if installing a new belt. Loosely install belt between sheave halves and start installing the three outer sheave-retaining bolts. Rotate sheave assembly as bolts are tightened to allow belt to center in sheave halves and not be pinched in an OFF-CENTER position.
Install driveshaft. Connect spark plug wires. Install side panels and lower hood.
A book that looks new but has been read. Cover has no visible wear, and the dust jacket (if applicable) is included for hard covers. No missing or damaged pages, no creases or tears, and no underlining/highlighting of text or writing in the margins. May be very minimal identifying marks on the inside cover. Very minimal wear and tear. See the seller’s listing for full details and description of any imperfections. Seller Notes: “ Professionally reproduced copy of the original manual that was issued with the machine to dealers when it was new.
” Brand: John Deere Model: 444 ISBN: Does not apply.